Questions tagged [atmospheric-circulation]
The atmospheric-circulation tag has no usage guidance.
7
questions
35
votes
1
answer
5k
views
What factors determine the number of Hadley cells for a planet?
We know (think?) that Earth has three Hadley cells per hemisphere, but from observing gas giants such as Jupiter, we see that they have many more cells. According to a link from a comment in this ...
19
votes
2
answers
9k
views
Why does the Hadley cell descend at 30 degrees latitude?
George Hadley's initial model of the Hadley cell described air as being heated at the equator, ascending, and then moving aloft pole-wards where it would cool and descend. Meanwhile surface air would ...
17
votes
2
answers
21k
views
Why are deserts mostly located on the western side of continents?
I read somewhere in a book that mostly desert found in the western part of a continent. So my question is that why is it so? I searched on the internet but I didn't get a reasonable answer for that.
12
votes
1
answer
477
views
Relation between direction of shear and tropical cyclone formation
In an earlier question/answer Why are there no cyclones in the southern Atlantic basin there was a point raised about direction of shear(abetting/retarding) cyclone formation. It appears ...
11
votes
2
answers
6k
views
Why is Egypt so dry?
If you look at this wind map (for July, but following the link you can also view other months):
you will see that Egypt gets its air from the Mediterranean sea. During other months it could get less ...
9
votes
1
answer
252
views
Monsoonal interactions with mid latitude disturbances
For the past few years in succession India has witnessed extreme flooding events caused by monsoonal troughs colloding with what appears transitory mid latitude disturbances and these appear to ...
7
votes
1
answer
178
views
Can we see the circulation cells in wind maps?
Earth famously possesses three distinct circulation cells per hemisphere.
Now out of curiosity one could use a weather app, like windy, to display the wind structures at ground level globally, and ...